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AV Research

Audioholics tech articles are well researched and chock full of great detail on how products and technologies operate. Our staff of electrical and acoustical engineers, combined with industry expert guest writers ensures you're getting a true AV education when researching all topics from HDTV, cables, room acoustics, loudspeakers, amplifiers and all things related to audio and video technologies.

Apple Music Lossless & Dolby Atmos: How YOU Can Enjoy Every Bit of Resolution!

Audio Technologies

Apple Music Lossless & Dolby Atmos: How YOU Can Enjoy Every Bit of Resolution!

— June 29, 2021 01:00

Apple Music is now lossless for its entire catalogue with separate libraries streaming at high-resolution and Apple’s new Spatial Audio by Dolby Atmos. We discuss how to get the best sound.

Polk, Definitive Technology First Speakers to Qualify IMAX Enhanced Certification

Loudspeaker Design

Polk, Definitive Technology First Speakers to Qualify IMAX Enhanced Certification

— November 20, 2020 17:00

DTS and IMAX are extending their IMAX Enhanced certification to loudspeakers so consumers will know which speakers will get them closer to that IMAX experience at home. See what brands are first.

Receiver Power Consumption Rating vs Output Power Is Not Watt You Think!

Audio Amplifiers

Receiver Power Consumption Rating vs Output Power Is Not Watt You Think!

— November 09, 2020 06:00

Ever wonder how your favorite manufacturer rates power consumption on their AV receivers and how it relates to maximum available output power to your speakers? The answer may surprise you so read on.

Audiophile Myths About Amplifier Negative Feedback Debunked

Audio Amplifiers

Audiophile Myths About Amplifier Negative Feedback Debunked

Bruno Putzeys — July 18, 2020 02:00

What is feedback and how does it affect audio? Here we present a pseudo-interview to help answer questions about feedback; a fascinating and complex topic that lies at the core of successful design.

Tidal Delivers True Dolby Atmos Music To Your Home Theater

Audio Technologies

Tidal Delivers True Dolby Atmos Music To Your Home Theater

— June 11, 2020 08:00

Subscribers to Tidal’s $20/month HiFi tier can now stream Dolby Atmos Music to their Atmos-capable AV receivers or sound-bars, bringing immersive music into their home theaters. but there are caveats.

Dolby Eliminates Key Feature for Enhancing 2CH Music

Audio Technologies

Dolby Eliminates Key Feature for Enhancing 2CH Music

— May 24, 2020 08:00

When Dolby released Atmos, it was done in concert with their surround upmixer which does a great job enhancing 2CH music thanks to a key feature Dolby is now removing from new products. Let's get it back!

HDMI 2.1 - The Definitive Guide to the Next Generation

Audio Video Cables

HDMI 2.1 - The Definitive Guide to the Next Generation

— May 19, 2020 08:00

HDMI 2.1 becomes a reality with the latest gaming platforms while also promising improve audio and video quality through eARC. Find out the new audio & video features and cable requirements for HDMI 2.1.

Is Too Much Amplifier Negative Feedback Bad?

Audio Amplifiers

Is Too Much Amplifier Negative Feedback Bad?

Bruno Putzeys — May 05, 2020 10:00

Some audiophiles believe too much negative feedback will diminish sound quality in amplifiers while others believe no feedback is even better. Is this true or an audio myth needing to be busted?

Is This The End For LCD? Samsung Dumps LCD For New Quantum Dot OLED TVs

HDTV Display Formats

Is This The End For LCD? Samsung Dumps LCD For New Quantum Dot OLED TVs

— May 01, 2020 01:00

Longtime LCD champion Samsung is ceasing production of LCD panels, and starting to build its own custom version of OLED TVs that will utilize quantum dot technology. Read on to learn more.

Is Synergy In Audio Cables Real or Snake Oil?

Audio Video Cables

Is Synergy In Audio Cables Real or Snake Oil?

— April 25, 2020 01:00

PS Audio recently announced a partnership with Audioquest cables citing that their products have a real "synergy" together. Is there any merit this synergistic effect claim or is it pure marketing BS?

Sound United Brings Roon Compatibility to 68 Denon and Marantz Products

Audio Technologies

Sound United Brings Roon Compatibility to 68 Denon and Marantz Products

— March 31, 2020 06:00

Sound United LLC announced that 68 Denon and Marantz products received Roon Tested accreditation. Want to know what Roon is and why Sound United is all in? Read on to find out.

What the Apollo Masters Fire Really Means for Vinyl

Audio Technologies

What the Apollo Masters Fire Really Means for Vinyl

— March 20, 2020 06:00

The vinyl record industry may experience shortages of new releases after the plant that made some 75% of the world’s blank lacquers burned to the ground. What does this mean for future pressings?

Sealed is Not Acoustic Suspension in Loudspeakers

Loudspeaker Design

Sealed is Not Acoustic Suspension in Loudspeakers

— February 03, 2020 06:00

Some vented speakers offer port plugs for sealing the cabinet and making them act like sealed speakers. This does not result in a true acoustic suspension. What's the difference? Read on to find out.

Predictions of Dolby Atmos Success or Failure Five Years Later

Audio Technologies

Predictions of Dolby Atmos Success or Failure Five Years Later

— January 28, 2020 08:00

5 Years ago Audioholics made some predictions about Dolby Atmos. Today we look at how Atmos has panned out and what predictions were right and what was also wrong. Read on to see how we did.

Spaciousness of Bass: Is Stereo Bass a Myth or Reality?

Room Acoustics

Spaciousness of Bass: Is Stereo Bass a Myth or Reality?

— January 22, 2020 01:00

Stereo Bass- Myth or fact? A must have feature for some, but neglected by most. In this article explores the concept of stereo bass and provides guidance on maximizing it’s effect vs the tradeoffs.

Do Our Expectations Determine Our Experience of Sound More Than We Realize?

Room Acoustics

Do Our Expectations Determine Our Experience of Sound More Than We Realize?

— January 15, 2020 09:00

The effects of the mind's perception on our experience of sound is far more profound than you might realize. Read on to learn about this bizarre effect that overturns so much of high-fidelity audio.

ATSC 3.0: Next-Gen TV to Hit 40 US Markets in 2020

HDTV Display Formats

ATSC 3.0: Next-Gen TV to Hit 40 US Markets in 2020

— January 09, 2020 08:00

ATSC 3.0 or “Next-Gen TV” is the next step in the evolution of digital broadcast television, and it’s coming to more than 40 US television markets in 2020. See what it brings in UHD upgrades.

Dirac Research and miniDSP Deliver Dirac Live Processing For Aftermarket Car Audio

Audio Technologies

Dirac Research and miniDSP Deliver Dirac Live Processing For Aftermarket Car Audio

— January 06, 2020 14:00

Dirac Research and China’s miniDSP have collaborated to deliver Dirac Live processing for cars via an $899 digital processor called the miniDSP C-DSP 8x12 DL. Read on to find out more.

Ten Nonsense Myths About Subwoofers and Bass Busted!

Loudspeaker Design

Ten Nonsense Myths About Subwoofers and Bass Busted!

— December 09, 2019 08:00

There are as many myths in the audio industry as are written in the pages of a Tolkien novel. With that in mind, Audioholics is taking on the task of myth busting ten bass myths that are nonsense!

Sony Object-Based ‘360 Reality Audio’ Format Aims To Create New Music Ecosystem

Audio Technologies

Sony Object-Based ‘360 Reality Audio’ Format Aims To Create New Music Ecosystem

— December 01, 2019 23:50

Sony’s object-based “360 Reality Audio” format will soon launch on Tidal, Amazon Music HD, Deezer, and the live-performance streaming service nugs.net. Will Dolby Atmos Music win out? Read on...

New Filmmaker Mode For Ultra-HD TVs Aims To Put An End To ‘The Soap Opera Effect’

HDTV Display Formats

New Filmmaker Mode For Ultra-HD TVs Aims To Put An End To ‘The Soap Opera Effect’

— November 07, 2019 02:00

Major filmmakers and Hollywood studios have teamed up with an industry coalition called The UHD Alliance to develop a new TV viewing mode called Filmmaker Mode. Is this death to the Soap Opera Effect?

Tidal VS Qobuz: Battle of the Hi-Res Streaming Services!

Audio Technologies

Tidal VS Qobuz: Battle of the Hi-Res Streaming Services!

— October 23, 2019 01:00

We extensively tested Tidal and new comer Qobuz for the last six months to see who is the indisputable king of Hi-Res streaming! Read on to find out which service won and sounded best.

Room Reflections & Human Adaptation for Small Room Acoustics

Room Acoustics

Room Reflections & Human Adaptation for Small Room Acoustics

Dr. Floyd Toole — October 14, 2019 23:00

Dealing with acoustics in small rooms is no trivial matter. This article focuses on how to treat early reflections based on listening habits, your loudspeaker choice. Absorb, diffuse, reflect; decide.

Dolby Withdraws Upmixing Restrictions: A Win for Consumers?

Audio Technologies

Dolby Withdraws Upmixing Restrictions: A Win for Consumers?

— August 27, 2019 00:05

Last year we reported on Dolby restricting upmixing of non-native content through their DSU. Due to backlash, Dolby has withdrawn this restriction on Atmos enabled AV products going forward.

Dirac Live Bass Management System To Debut at CEDIA Promising Perfect Bass

Audio Technologies

Dirac Live Bass Management System To Debut at CEDIA Promising Perfect Bass

— August 22, 2019 19:00

The new Dirac Live Bass Management protocol debuts at CEDIA this September and promises perfect bass for your home theater making multi-sub placement easier to integrate and setup in your room.

Understanding Subwoofer Review Distortion Measurements Part III

Loudspeaker Design

Understanding Subwoofer Review Distortion Measurements Part III

— June 26, 2019 00:00

In this article, we attempt to shed some light on subwoofer distortion graphs so any reader can follow them to get a better understanding of how the subwoofer objectively perform in our reviews.

Understanding Loudspeaker Review Measurements Part II

Loudspeaker Design

Understanding Loudspeaker Review Measurements Part II

— June 12, 2019 00:00

The waterfall plots and polar maps often seen in Audioholics' speaker reviews are colorful and visually interesting, but what can they really tell us about a loudspeaker's performance?